Features
The Potentialities of Chemical Research
An Improved Bicycle Driving Gear
An Improved Building Tile
Special Triple Geared Lathe
An Automatically Operating Valve Gear
Improvement in Vessels' Hulls
An Improved Exhibiting Apparatus
An Improved Fire Ladder
In Ocean Depths
Venomous Spiders
Family Knitting Machines
Improved Automatic Signal Apparatus
Pine Cones, or Cocoons?
A Cable Grip for Coal Cars or Mine Wagons
To Inventors - January 20, 1894
Departments
- Recommended
New Books and Publications - January 20, 1894
- Departments
Recently Patented Inventions - January 20, 1894
Notes and Queries - January 20, 1894
Index of Inventions - January 20, 1894
Business and Personal - January 20, 1894
Patents - January 20, 1894
